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The `socket' function in the backends is only ever checked to see if

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it's NULL. Since we already have one back end (uxpty) which doesn't
in fact talk to a network socket, and may well have more soon, I'm
replacing this TCP/IP-centric function with a nice neutral
`connected' function returning a boolean. Nothing else about its
semantics has currently changed.

[originally from svn r6810]
This commit is contained in:
Simon Tatham
2006-08-27 08:03:19 +00:00
parent cda522186a
commit c353c3cc97
10 changed files with 26 additions and 26 deletions
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6
windows/winplink.c
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@ -218,7 +218,7 @@ int stdin_gotdata(struct handle *h, void *data, int len)
cleanup_exit(0);
}
noise_ultralight(len);
if (connopen && back->socket(backhandle) != NULL) {
if (connopen && back->connected(backhandle)) {
if (len > 0) {
return back->send(backhandle, data, len);
} else {
@ -239,7 +239,7 @@ void stdouterr_sent(struct handle *h, int new_backlog)
(h == stdout_handle ? "output" : "error"));
cleanup_exit(0);
}
if (connopen && back->socket(backhandle) != NULL) {
if (connopen && back->connected(backhandle)) {
back->unthrottle(backhandle, (handle_backlog(stdout_handle) +
handle_backlog(stderr_handle)));
}
@ -694,7 +694,7 @@ int main(int argc, char **argv)
if (sending)
handle_unthrottle(stdin_handle, back->sendbuffer(backhandle));
if ((!connopen || back->socket(backhandle) == NULL) &&
if ((!connopen || !back->connected(backhandle)) &&
handle_backlog(stdout_handle) + handle_backlog(stderr_handle) == 0)
break; /* we closed the connection */
}